Specification of John Jobson
Subtitle: apparatus for consuming smoke
Publisher: Great Seal Patent Office
Published: 1861
Place of publication: London
Language: eng
Subjects: Smoke prevention; Boilers
Notes: Cover title.

At head of title: A.D. 1861, 19th April. No. 972.

"John Jobson, of Derby, in the county of Derby, ironfounder."